How to use

isCached

method

in

com.android.volley.toolbox.ImageLoader

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

@Test
public void isCachedChecksCache() throws Exception {
  when(mImageCache.getBitmap(anyString())).thenReturn(null);
  Assert.assertFalse(mImageLoader.isCached("http://foo", 0, 0));
}

@Test
public void isCachedChecksCache() throws Exception {
  when(mImageCache.getBitmap(anyString())).thenReturn(null);
  Assert.assertFalse(mImageLoader.isCached("http://foo", 0, 0));
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

/**
 * Checks if the item is available in the cache.
 *
 * @param requestUrl The url of the remote image
 * @param maxWidth The maximum width of the returned image.
 * @param maxHeight The maximum height of the returned image.
 * @return True if the item exists in cache, false otherwise.
 */
/*
 * 默认 scaleType：ScaleType.CENTER_INSIDE
 */
public boolean isCached(String requestUrl, int maxWidth, int maxHeight) {
  return isCached(requestUrl, maxWidth, maxHeight, ScaleType.CENTER_INSIDE);
}

shouldAnimate = !imageLoader.isCached(url, 0, 0);
super.setImageUrl(url, imageLoader);

@Test
public void isCachedChecksCache() throws Exception {
  when(mImageCache.getBitmap(anyString())).thenReturn(null);
  Assert.assertFalse(mImageLoader.isCached("http://foo", 0, 0));
}

@Test
public void isCachedChecksCache() throws Exception {
  when(mImageCache.getBitmap(anyString())).thenReturn(null);
  Assert.assertFalse(mImageLoader.isCached("http://foo", 0, 0));
}

@Test
public void isCachedChecksCache() throws Exception {
  when(mImageCache.getBitmap(anyString())).thenReturn(null);
  Assert.assertFalse(mImageLoader.isCached("http://foo", 0, 0));
}